ALEXANDRIA, Va., March 24 -- United States Patent no. 12,585,019, issued on March 24, was assigned to 3D at Depth Inc. (Longmont, Colo.).

"Systems and methods for monitoring underwater structures" was invented by Carl W. Embry (Boulder, Colo.), Brett Nickerson (Golden, Colo.) and Neil Manning (Katy, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for monitoring underwater structures are provided. First and second sets of point cloud data that are obtained at different times are compared to determine whether the location of the underwater structure has changed. For detecting vibration, a series of range measurements taken along a line intersecting the underwater structure are compared...